AMAZING SPIDER-MAN (1963) #101

An 8-limbed Spidey faces off against Morbius, the living vampire! Spidey now has six arms and has to figure out an way to fix it and get back to normal. Later on, a vampire called Morbius is on a rampage and Spidey must stop him. While he fought the vampire, he was defeated. Then when he tries to get Spider-Mans blood, Dr. Connors gets in the middle of it and becomes the Lizard.